How Much Does a Plumber Cost in Oshawa?
ProScore’s 2026 cost estimates for plumber services in Oshawa, Durham Region, alongside live stats for the 24 plumbers listed on ProScore.
Oshawa Pricing Context
Plumber rates in Oshawa are 5% above the Ontario provincial average. As part of the Durham Region market, pricing reflects local demand, cost of living, and competition among plumbers in the area.
Plumber Costs in Oshawa (2026)
| Service | Price Range |
|---|---|
| Drain Cleaning | $265–$525 |
| Pipe Repair | $210–$630 |
| Water Heater Installation | $1,260–$3,150 |
| Faucet Replacement | $160–$420 |
| Toilet Installation | $210–$525 |
| Bathroom Rough-In | $3,150–$7,350 |
| Sump Pump Installation | $840–$2,100 |
| Backflow Preventer | $315–$840 |
| Service Call / Dispatch Fee | $53–$105 |
ProScore estimate, figures as of February 24, 2026. Ontario-wide ranges compiled by ProScore — not measured from ProScore listings, contractor quotes, or a pricing survey. Adjusted for Oshawa by ProScore’s curated modifier of 1.05 (5% above the Ontario average). Actual costs vary by project scope, materials, and contractor.
Licensing in Oshawa
In Ontario, plumbers should hold a Certificate of Qualification from the Ontario College of Trades (now Skilled Trades Ontario). Always verify credentials before hiring. Verify credentials at Skilled Trades Ontario. On ProScore, 8% of Oshawa plumbers have a government licence number on file.
Frequently Asked Questions
How much does a plumber cost in Oshawa?
Most plumber services in Oshawa range from $115 to $160 per hour. Oshawa rates are 5% above the Ontario average.
How many plumbers does ProScore list in Oshawa?
ProScore tracks 24 plumbers in Oshawa with an average ProScore score of 62.
Should I get multiple quotes in Oshawa?
Always get 2–3 quotes for jobs over $500. Use ProScore to compare ProScore scores for plumbers in Oshawa.
Are plumbers in Oshawa licensed?
In Ontario, plumbers should hold a Certificate of Qualification from the Ontario College of Trades (now Skilled Trades Ontario). Always verify credentials before hiring. On ProScore, 8% of Oshawa plumbers have a government licence number on file.
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Compare Plumbers in Oshawa
Browse 22 scored plumbers with ProScore scores and multi-platform ratings.